Genus
Valid Extinct

Tratayenia

Porfiri et al. 2018

Tratayenia is an extinct genus of megaraptoran theropod dinosaurs known from remains found in the Late Cretaceous Bajo de la Carpa Formation of Argentina. The type and only species, Tratayenia rosalesi, was described in March 2018.

Temporal range
Triassic
Jurassic
Cretaceous
Paleogene
Neogene
252 201 145 66 0 Ma
PBDB occurrences
1
Group
Dinosaures
Carnivore Ground dwelling, solitary Terrestrial
Tratayenia
click to enlarge
Tratayenia rosalesi restored in resting posture, based on fossil images. © FunkMonk · CC BY-SA 3.0 · Wikimedia
Tratayenia
Tratayenia
PBDB ↗ Wikipedia ↗
Classification
Dinosauria Unranked clade
›
Theropoda Unranked clade
›
Neotheropoda Unranked clade
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Averostra Unranked clade
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Tetanurae Unranked clade
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Coelurosauria Unranked clade
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Megaraptora Unranked clade
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Megaraptoridae Family
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Tratayenia Genus
Measurements
Length
7,3 m ⓘ
Tratayenia rosalesi
Mass
900 kg ⓘ
Tratayenia rosalesi
Fossil sites 1 geolocated sites
Distribution
Top countries
🇦🇷 Argentina
1
Geological formations
Bajo de la Carpa
1
Temporal distribution
Santonian (85.7–83.6 Ma)
1
Species (1)
Tratayenia rosalesi 86 Ma
Images 2
Bibliography
Original description
J. D. Porfiri, R. D. Juárez Valieri, and D. D. D. Santos, M. C. Lamanna. 2018. A new megaraptoran theropod dinosaur from the Upper Cretaceous Bajo de la Carpa Formation of northwestern Patagonia. Cretaceous Research 89:302-319 DOI ↗
Bibliography (1)
J. D. Porfiri, R. D. Juárez Valieri, and D. D. D. Santos, M. C. Lamanna. 2018. A new megaraptoran theropod dinosaur from the Upper Cretaceous Bajo de la Carpa Formation of northwestern Patagonia. Cretaceous Research 89:302-319 DOI ↗